Add defines for Nina module

Author: facchinm

variants/uno2018/pins_arduino.h

@@ -123,6 +123,17 @@ static const uint8_t A5 = PIN_A5;
 static const uint8_t A6 = PIN_A6;
 static const uint8_t A7 = PIN_A7;
 
+#define PINS_COUNT		(38u)
+
+//NINA
+#define NINA_GPIO0		(28u)
+#define NINA_RESETN		(29u)
+#define NINA_ACK		(36u)
+
+#define SPIWIFI_SS		(35u)
+#define SPIWIFI_ACK		NINA_ACK
+#define SPIWIFI_RESET	(~NINA_RESETN)
+
 #ifdef ARDUINO_MAIN
 
 // On the Arduino board, digital pins are also used

variants/uno2018/variant.c

@@ -82,7 +82,7 @@ FORCE_INLINE bool isDoubleBondedActive(uint8_t pin) {
 	/* Check if TWI is operating on double bonded pin (Master Enable is high 
 	in both Master and Slave mode for bus error detection, so this can 
 	indicate an active state for Wire) */
-	if(((pin == PIN_A4) || (pin == PIN_A5)) && (TWI0.MCTRLA & TWI_ENABLE_bm)) return true;
+	//if(((pin == PIN_A4) || (pin == PIN_A5)) && (TWI0.MCTRLA & TWI_ENABLE_bm)) return true;
 
 	/* Special check for SPI_SS double bonded pin -- no action if SPI is active 
 		(Using SPI Enable bit as indicator of SPI activity) */